Are orchid dottybacks aggressive?

Compared to other dottyback species, the orchid dottyback is relatively peaceful. However, they are mildly territorial and will defend their chosen cave, particularly against fish with a similar body shape or colour.

Will an orchid dottyback eat my shrimp?

They are safe with larger ornamental shrimp like cleaner or blood red fire shrimp. However, very small species like sexy shrimp or tiny juveniles may be eaten.

Why is my new orchid dottyback always hiding?

It is completely normal for them to hide for the first few days or weeks in a new aquarium. They are naturally secretive cave dwellers, but will venture out more often once they feel secure in their rockwork.

Do they really eat bristleworms?

Yes, orchid dottybacks are known to actively hunt and consume small to medium-sized bristleworms, making them highly effective natural pest controllers for reef tanks.

Can I keep more than one orchid dottyback together?

Yes, but they must be introduced simultaneously into a tank with plenty of rockwork. Keeping a pair or a small harem of one male and several females is possible in larger aquariums.

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Orchid Dottyback

Pseudochromis fridmani

A strikingly vibrant, magenta reef fish that is highly prized for its brilliant colour and relatively peaceful disposition compared to its relatives.

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Ideal Conditions

Temperature: 24 – 28 °C
pH range: 8.1 – 8.4
Hardness: 8 – 12 dGH
Salinity: 1.02 – 1.026 SG
Adult size: 6 – 8 cm
Minimum recommended tank size for a single specimen: 110 litres+
Lifespan: 5 – 7 years
Diet: Carnivore
Water flow: Moderate
Preferred setup: Abundant live rock with multiple caves, overhangs, and crevices

About the Orchid Dottyback

The orchid dottyback is a stunning, vividly coloured marine fish endemic to the Red Sea. Its striking magenta hue and relatively mild manners make it a highly sought-after species for both nano reefs and larger community aquariums. Unlike many of its aggressive dottyback cousins, the orchid dottyback is generally well-behaved, particularly when captive-bred.

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Where Orchid Dottyback comes from

Native range

Red Sea, Gulf of Aqaba

Countries / regions

Egypt, Israel, Jordan, Saudi Arabia, Sudan, Eritrea

Habitat

Steep vertical reef drop-offs, coral overhangs, and shaded crevices.

Endemic exclusively to the Red Sea, though nearly all aquarium specimens are now sustainably captive-bred.

Similar species

Magenta Dottyback
Pictichromis porphyrea
Royal Gramma
Gramma loreto
Neon Dottyback
Pseudochromis aldabraensis

We’re adding more full species guides as the catalogue grows.

Compatible tank mates

Reviewed guidance based on this species' recorded traits.

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Ocellaris Clownfish
Amphiprion ocellaris
Occupy different zones and have distinct niches; both are similarly sized and peaceful.
Great
Coral Beauty Angelfish
Centropyge bispinosa
Larger and active in different areas of the reef; they will comfortably ignore each other.
Great
Royal Gramma
Gramma loreto
Shares a similar body shape, colour palette, and requirement for caves, which can lead to severe territorial disputes.
Compatible with caution
Sixline Wrasse
Pseudocheilinus hexataenia
Both compete directly for benthic microfauna (copepods) and rocky crevices, potentially leading to aggression.
Compatible with caution
Sexy Anemone Shrimp
Thor amboinensis
Tiny ornamental shrimp are highly likely to be viewed as a food source by the carnivorous dottyback.
Not recommended

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